Carrierintel
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SHAMROCK ENVIRONMENTAL CORPORATION

Carrierintel Safety Score: 81/100. 18 inspection violations in 12 months. Last inspected Oct 2026.

DOT 576512MC 281466ActiveMotor CarrierInterstateZURICH AMERICAN INSURANCE COMPANY +1BROWN SUMMIT, NC

COMPANY

Authority since
1995-05-10
MCS-150
2025-03-01 · 3,553,975 mi (2024)
Fleet
184 units · 144 trailers · 128 drivers
Annual mileage (VMT)
3,553,975 mi (2024)

ADDRESS

Physical
6106 CORPORATE PARK DRIVE
BROWN SUMMIT, NC 27214
Mailing
Same as physical

CONTACT

Phone
3363751989
Email
jhollingsworth@shamrockenviro.com

OFFICERS

Primary Officer
GRETCHEN LOWERY
Title
VICE PRESIDENT

OPERATION & CARGO

Operation classification
Private Property · Authorized For Hire
Specialty
Passenger Transport
Cargo types
13
General FreightMotor VehiclesBuilding MaterialsMachinery, Large ObjectsLiquids / GasesIntermodal ContainersPassengersOilfield EquipmentGarbage, Refuse, TrashChemicalsCommodities Dry BulkConstructionOther: WASTE
Self-reported by the company on its latest MCS-150 filing (FMCSA census). Reflects what the carrier is authorized and equipped to haul, not actual recent loads. Specialty is our summary of the declared cargo mix.
AUTHORITY
377 mo
Active authority
INSURANCE
2 active
ZURICH AMERICAN INSURANCE COMPANY
RISK GRADE
Minimal Risk
1 risk factors · 6 strengths
OOS RATE
5.8%
15 / 260 inspections

Carrierintel Safety Score

Rolling 12-month heuristic based on inspections, OOS, violations, crashes & fatalities. Not the official FMCSA SMS score.

81
out of 100
Good
Markers: OOS inspection Crash Fatality

Fleet vs Reality

last 12 months · power-unit VINs from roadside inspections
Declared (MCS-150)
184 power units
Unique power units seen
40
+ 27 trailer VINs
Inspections
55
Discrepancy
0.2x

Minimal Risk

1 risk factor · 6 strengths · 7 data points

SAFETY PERFORMANCE

Crash Record
37 crashes · 2 fatal · 16 with injuries · 35 tow-away
Clean Inspection Rate
94% — 245 clean of 260 inspections
Out-of-Service Rate
5.8% — driver OOS 4 insp., vehicle OOS 11 insp.

COMPLIANCE & AUTHORITY

USDOT Registration
Status: Active
Operating Authority
Active: Motor Carrier
Out-of-service orders
None on record
Authority Events
13 historical event(s) on file
MCS-150 Filing
Last filed 2025-03-01

INSURANCE

Active Coverage
2 policy(ies) on file · total max coverage $8,750,000

SUMMARY

2 fatal crashes — most recent 5 yr ago
Low OOS rate 7% (last 24 mo)
Low crash rate (0.8 per 100 trucks/yr)
Low violation rate (0.5/insp)
94% clean inspections
Active insurance on file
Coverage $8.8M

INDUSTRY REPORTS

  • ELD Tampering — Carriers cited for ELD tampering under 49 CFR § 395.8(e), by carrier and state.
  • Top Violations — The ten most-cited FMCSA violation codes of the last 30 days.
  • Phantom Fleets — Declared power units against the vehicles seen at roadside inspections.
  • English Proficiency — Carriers whose drivers were cited under 49 CFR § 391.11(b)(2), by carrier and state.
  • Methodology — Where the data comes from and how the Safety Score and Risk Grade are built.

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